Skip to main content

Table 3 Details of investigated clinical indices by age group

From: Heterogeneity of clinical indices among the older dialysis population—a study on Japanese dialysis population

Age groups 15–29 30–44 45–59 60–74 75–89 90+
  n Mean SD n Mean SD n Mean SD n Mean SD n Mean SD n Mean SD
Corrected calcium (mg/dl) 982 9.23 1.01 13,372 9.21 0.95 50,910 9.28 0.95 125,857 9.29 0.92 78,390 9.28 0.89 4159 9.32 0.88
Phosphate (mg/dl) 982 6.20 1.75 13,395 5.94 1.70 51,003 5.66 1.51 126,082 5.24 1.38 78,480 4.86 1.35 4163 4.58 1.35
Total cholesterol (mg/dl) 733 151.42 34.05 10,072 161.17 36.00 38,259 161.91 36.68 94,475 156.90 35.81 58,543 152.40 34.76 3074 152.01 34.89
Non-HDL (mg/dl) 572 98.53 30.52 8163 110.54 34.88 30,913 111.28 35.04 75,683 107.96 33.74 46,507 105.29 32.34 2386 105.10 31.91
HDL cholesterol (mg/dl) 649 51.96 15.40 9291 50.68 17.81 35,085 50.48 18.04 85,526 48.81 16.71 52,604 47.17 15.33 2707 47.06 14.59
%Creatinine generation rate (%) 576 97.84 22.30 9279 102.51 22.47 37,051 101.84 23.50 92,017 100.60 25.51 52,501 96.04 27.78 2763 89.88 30.00
Normalized protein catabolic rate (g/kg/day) 576 0.96 0.19 9283 0.93 0.18 37,071 0.90 0.18 92,080 0.88 0.18 52,547 0.83 0.17 2768 0.81 0.18
Albumin (g/dl) 957 3.94 0.46 13,123 3.86 0.40 49,868 3.76 0.39 123,713 3.62 0.41 77,239 3.44 0.44 4082 3.26 0.45
Body height (cm) 951 160.35 12.28 12,879 165.28 9.76 49,316 164.41 9.00 121,116 160.36 8.77 74,553 155.74 8.97 3895 150.46 9.31
Postdialytic body weight (kg) 904 55.07 15.10 12,921 64.44 17.75 49,320 62.10 14.59 123,611 55.35 11.02 77,661 49.86 9.67 4130 43.68 8.29
Body mass index (kg/m2) 907 20.96 4.33 12,468 23.40 5.26 47,739 22.89 4.49 117,550 21.51 3.55 72,249 20.56 3.24 3751 19.36 3.22
Body weight reduction (kg) 598 2.84 1.20 9692 3.19 1.22 38,748 2.95 1.10 96,978 2.52 0.91 55,482 2.17 0.83 2954 1.84 0.78
Fractional body weight reduction (%) 588 5.23 1.75 9627 5.09 1.67 38,616 4.83 1.57 96,725 4.61 1.56 55,325 4.41 1.61 2945 4.26 1.70
Session duration (h) 928 4.11 0.60 13,153 4.15 0.61 50,237 4.11 0.56 125,686 4.00 0.50 79,179 3.84 0.51 4228 3.68 0.54
spKt/V 576 1.55 0.33 9260 1.47 0.32 36,997 1.47 0.31 91,943 1.50 0.29 52,461 1.48 0.30 2759 1.45 0.31
eqKt/V 576 1.35 0.30 9270 1.29 0.30 37,018 1.29 0.28 91,982 1.31 0.27 52,478 1.29 0.27 2762 1.25 0.29
Blood flow rate (ml/min) 910 215.90 40.58 12,992 223.89 39.60 49,599 218.83 37.45 124,081 206.67 34.32 78,016 192.68 33.07 4149 179.45 32.49
Predialytic blood urea (mg/dl) 601 69.22 16.40 9729 67.31 15.90 38,895 64.89 15.54 97,289 62.47 15.51 55,647 58.45 15.43 2956 56.73 15.77
Creatinine (mg/dl) 601 13.83 3.12 9727 13.38 2.79 38,905 11.99 2.62 97,292 10.48 2.46 55,646 8.88 2.30 2955 7.42 2.15
Systolic blood pressure (torr) 844 147.58 22.58 11,584 152.31 24.84 43,661 153.49 24.07 108,150 152.08 23.81 67,379 148.93 24.16 3586 145.85 25.04
Diastolic blood pressure (torr) 843 87.65 16.31 11,557 88.44 15.51 43,545 84.86 14.03 107,857 77.84 13.33 67,193 72.10 13.14 3576 68.01 13.34
Pulse rate (/min) 785 80.69 13.35 11,009 81.29 12.92 41,376 78.50 12.58 102,757 74.40 12.46 64,244 72.38 12.63 3396 71.16 12.49
Hemoglobin (g/dl) 971 10.83 1.31 13,204 10.90 1.27 50,256 10.85 1.26 124,487 10.70 1.24 77,553 10.52 1.27 4096 10.37 1.25
Glycoalbumin (%) 25 21.38 7.09 1692 21.41 7.01 8742 20.82 5.82 23,723 21.24 5.21 13,001 21.35 4.93 420 21.41 5.31
A1c (%) 39 6.34 1.51 2363 6.64 1.51 12,166 6.40 1.29 32,540 6.18 1.12 17,481 6.00 1.05 544 5.83 0.99
  1. HDL high-density lipoproteins, spKt/V single pool Kt/V, eqKt/V equilibrated Kt/V, HbA1c hemoglobin A1c, n number of patients, SD standard deviations